This number is a prime.

Just showing those entries submitted by 'Murthy': (Click here to show all)

+ The only prime p such that p ± 8 and p ± 6 are all prime. [Murthy]

+ The smallest prime (the fifth) which is greater than the corresponding (the fifth) composite, which is 10. [Murthy]

+ The smallest prime for which the sum of digits equals the number of digits. [Murthy]

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell